IAAI CFI Study Questions
(225 terms) answered
2024\2025.
A liquid with a flash point ABOVE 100F - Ans>>>Combustible Liquid
If the current flowing out from an electrical panel is 12.5 amps, and it then flows
through an electrical load of 1500 watts, what is the amperage of the remaining
current flow of the return circuit? - Ans>>>12.5
If a hair dryer draws 8.3amps (in a home with 120-volt service), what is the
wattage?
*Power (P) = current (I) x voltage (V)
,Watts = amps x volts - Ans>>>1000
The year of the first edition of NFPA 1033 - Ans>>>1987
The recommended distance for securing the perimeter of a blast scene
*That is, the distance from the furthest debris - Ans>>>1.5 times
What temperature in the upper gas layer causes the onset of Flashover? -
Ans>>>1100°F
The temperature at which copper melts - Ans>>>1960°F
The measurement of the radiant heat flux (from gas layer to the floor) that
indicates the onset of flashover - Ans>>>2 W/cm2
The voltage between the two hot wires at the service entrance cables in most
single-family residences in the United States (single-phase service with three
wires) - Ans>>>240 volts
,The revision cycle for NFPA 921 (timespan) - Ans>>>3 years
The flash point of power steering fluid - Ans>>>350°F
In high-pressure fuel-injected vehicles, this is the typical range of pressure that is
used to pump fuel from a fuel tank - Ans>>>35-70 p.s.i.
The lower explosive and upper explosive limit of natural gas (methane)? -
Ans>>>5 and 17
The ignition temperature of power steering fluid - Ans>>>680°F
Any substance that can undergo combustion - Ans>>>Fuel
Two factors or situations leading to a fire that may show the nature of the
incident responsibility. - Ans>>>Act or Omission
This concept should not be included in a summary report of findings. -
Ans>>>Additional Investigative Recommendations
, A law that may govern the fire investigation of a boat - Ans>>>Admiralty Law
A type of device in a vehicle, which can cause an electrical overload to factory
installed wiring - Ans>>>After-market Equipment
Evidence of smoke or soot in the lungs, bronchi, and trachea is one of the most
significant factors in confirming that, at the time of the fire, the victim was
WHAT? - Ans>>>Alive and Breathing
Those who have the responsibility for monitoring safety conditions at the fire or
explosion scene - Ans>>>All Team Members
The melting temperature of aluminum - Ans>>>1220°F
Which one of these is NOT considered a competent ignition source?
Metal-to-metal sparks,
Aluminum-to-pavement sparks,
Metal-to-pavement sparks,
Motor bearing sparks - Ans>>>Aluminum-to-pavement sparks
(225 terms) answered
2024\2025.
A liquid with a flash point ABOVE 100F - Ans>>>Combustible Liquid
If the current flowing out from an electrical panel is 12.5 amps, and it then flows
through an electrical load of 1500 watts, what is the amperage of the remaining
current flow of the return circuit? - Ans>>>12.5
If a hair dryer draws 8.3amps (in a home with 120-volt service), what is the
wattage?
*Power (P) = current (I) x voltage (V)
,Watts = amps x volts - Ans>>>1000
The year of the first edition of NFPA 1033 - Ans>>>1987
The recommended distance for securing the perimeter of a blast scene
*That is, the distance from the furthest debris - Ans>>>1.5 times
What temperature in the upper gas layer causes the onset of Flashover? -
Ans>>>1100°F
The temperature at which copper melts - Ans>>>1960°F
The measurement of the radiant heat flux (from gas layer to the floor) that
indicates the onset of flashover - Ans>>>2 W/cm2
The voltage between the two hot wires at the service entrance cables in most
single-family residences in the United States (single-phase service with three
wires) - Ans>>>240 volts
,The revision cycle for NFPA 921 (timespan) - Ans>>>3 years
The flash point of power steering fluid - Ans>>>350°F
In high-pressure fuel-injected vehicles, this is the typical range of pressure that is
used to pump fuel from a fuel tank - Ans>>>35-70 p.s.i.
The lower explosive and upper explosive limit of natural gas (methane)? -
Ans>>>5 and 17
The ignition temperature of power steering fluid - Ans>>>680°F
Any substance that can undergo combustion - Ans>>>Fuel
Two factors or situations leading to a fire that may show the nature of the
incident responsibility. - Ans>>>Act or Omission
This concept should not be included in a summary report of findings. -
Ans>>>Additional Investigative Recommendations
, A law that may govern the fire investigation of a boat - Ans>>>Admiralty Law
A type of device in a vehicle, which can cause an electrical overload to factory
installed wiring - Ans>>>After-market Equipment
Evidence of smoke or soot in the lungs, bronchi, and trachea is one of the most
significant factors in confirming that, at the time of the fire, the victim was
WHAT? - Ans>>>Alive and Breathing
Those who have the responsibility for monitoring safety conditions at the fire or
explosion scene - Ans>>>All Team Members
The melting temperature of aluminum - Ans>>>1220°F
Which one of these is NOT considered a competent ignition source?
Metal-to-metal sparks,
Aluminum-to-pavement sparks,
Metal-to-pavement sparks,
Motor bearing sparks - Ans>>>Aluminum-to-pavement sparks
